General Electric is offering the U.S. Army an improved version of the existing single-spool engine already in the service's UH-60 Black Hawk and AH-64 Apache helicopter fleets.

Competition for the US Army’s improved turbine engine programme (ITEP) is shaping up to be a head-to-head match-up between single-spool and double-spool turboshaft powerplant designs.

In 2006, the Army launched an effort to develop an engine that could provide 50% more power than the existing General Electric T700 engine (3,000 versus 2,000 shaft horsepower), while reducing ...

While cruising at 35,000 feet enroute between Naples, Florida (KAPF), and Niagara Falls, New York (KIAG), the left engine began to slowly spool down all on its own.

Jet engines, unlike automobile engines, require several seconds to accelerate from idle to high thrust. During the first few seconds there is little thrust change, therefore pilots must anticipate ...

Wayne R. Anderson, Robert V. Burton, Double Spool Servovalve Family, SAE Transactions, Vol. 93, Section 4: 840772––841109 (1984), pp. 100-108 ...